1971 BMW Touring vs. 2002 Pontiac Grand Am
To start off, 2002 Pontiac Grand Am is newer by 31 year(s). Which means there will be less support and parts availability for 1971 BMW Touring. In addition, the cost of maintenance, including insurance, on 1971 BMW Touring would be higher. At 3,350 cc (6 cylinders), 2002 Pontiac Grand Am is equipped with a bigger engine. In terms of performance, 2002 Pontiac Grand Am (176 HP @ 4800 RPM) has 91 more horse power than 1971 BMW Touring. (85 HP @ 5700 RPM) In normal driving conditions, 2002 Pontiac Grand Am should accelerate faster than 1971 BMW Touring. With that said, vehicle weight also plays an important factor in acceleration. 2002 Pontiac Grand Am weights approximately 376 kg more than 1971 BMW Touring. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 2002 Pontiac Grand Am (278 Nm @ 4000 RPM) has 148 more torque (in Nm) than 1971 BMW Touring. (130 Nm @ 3500 RPM). This means 2002 Pontiac Grand Am will have an easier job in driving up hills or pulling heavy equipment than 1971 BMW Touring.
Compare all specifications:
| 1971 BMW Touring | 2002 Pontiac Grand Am | |
| Make | BMW | Pontiac |
| Model | Touring | Grand Am |
| Year Released | 1971 | 2002 |
| Engine Position | Front | Front |
| Engine Size | 1573 cc | 3350 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 85 HP | 176 HP |
| Engine RPM | 5700 RPM | 4800 RPM |
| Torque | 130 Nm | 278 Nm |
| Torque RPM | 3500 RPM | 4000 RPM |
| Engine Bore Size | 84.1 mm | 92 mm |
| Engine Stroke Size | 71 mm | 84 mm |
| Engine Compression Ratio | 8.6:1 | 9.5:1 |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1030 kg | 1406 kg |
| Vehicle Length | 4120 mm | 4740 mm |
| Vehicle Width | 1600 mm | 1790 mm |
| Vehicle Height | 1390 mm | 1410 mm |
| Wheelbase Size | 2510 mm | 2750 mm |
